Base | Representation |
---|---|
bin | 11100110000101010010… |
… | …01111101100110100111 |
3 | 10111110201011202210102222 |
4 | 32120111021331212213 |
5 | 112142312014124424 |
6 | 2033545512022555 |
7 | 131252311255163 |
oct | 16302511754647 |
9 | 3443634683388 |
10 | 988197411239 |
11 | 351101749305 |
12 | 13b629391a5b |
13 | 72256cc2bcc |
14 | 35b86b35ca3 |
15 | 1aa8a4dce5e |
hex | e61527d9a7 |
988197411239 has 4 divisors (see below), whose sum is σ = 994491662424. Its totient is φ = 981903160056.
The previous prime is 988197411199. The next prime is 988197411283. The reversal of 988197411239 is 932114791889.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 932114791889 = 111317 ⋅8373517.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-988197411239 is a prime.
It is a super-2 number, since 2×9881974112392 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (988197461239) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3147125357 + ... + 3147125670.
It is an arithmetic number, because the mean of its divisors is an integer number (248622915606).
Almost surely, 2988197411239 is an apocalyptic number.
988197411239 is a deficient number, since it is larger than the sum of its proper divisors (6294251185).
988197411239 is a wasteful number, since it uses less digits than its factorization.
988197411239 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6294251184.
The product of its digits is 7838208, while the sum is 62.
The spelling of 988197411239 in words is "nine hundred eighty-eight billion, one hundred ninety-seven million, four hundred eleven thousand, two hundred thirty-nine".
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